将Long转换为数字原始数据类型

 

public class Main {
/*
N o w  J a v a  .   c o m 提供
*/

 

  public static void main(String[] args) {

    Long lObj = new Long("10");

    //use byteValue method of Long class to convert it into byte type.

    byte b = lObj.byteValue();

    System.out.println(b);

   

    //use shortValue method of Long class to convert it into short type.

    short s = lObj.shortValue();

    System.out.println(s);

   

    //use intValue method of Long class to convert it into int type.

    int i = lObj.intValue();

    System.out.println(i);

   
   /*
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   */

    //use floatValue method of Long class to convert it into float type.

    float f = lObj.floatValue();

    System.out.println(f);